src/dbus-socket.c

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 /***
   4   This file is part of systemd.
   5
   6   Copyright 2010 Lennart Poettering
   7
   8   systemd is free software; you can redistribute it and/or modify it
   9   under the terms of the GNU General Public License as published by
  10   the Free Software Foundation; either version 2 of the License, or
  11   (at your option) any later version.
  12
  13   systemd is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20 ***/
  21
  22 #include <errno.h>
  23
  24 #include "dbus-unit.h"
  25 #include "dbus-socket.h"
  26 #include "dbus-execute.h"
  27 #include "dbus-common.h"
  28
  29 #define BUS_SOCKET_INTERFACE                                            \
  30         " <interface name=\"org.freedesktop.systemd1.Socket\">\n"       \
  31         "  <property name=\"BindIPv6Only\" type=\"b\" access=\"read\"/>\n" \
  32         "  <property name=\"Backlog\" type=\"u\" access=\"read\"/>\n"   \
  33         "  <property name=\"TimeoutUSec\" type=\"t\" access=\"read\"/>\n" \
  34         BUS_EXEC_COMMAND_INTERFACE("ExecStartPre")                      \
  35         BUS_EXEC_COMMAND_INTERFACE("ExecStartPost")                     \
  36         BUS_EXEC_COMMAND_INTERFACE("ExecStopPre")                       \
  37         BUS_EXEC_COMMAND_INTERFACE("ExecStopPost")                      \
  38         BUS_EXEC_CONTEXT_INTERFACE                                      \
  39         "  <property name=\"ControlPID\" type=\"u\" access=\"read\"/>\n" \
  40         "  <property name=\"BindToDevice\" type=\"s\" access=\"read\"/>\n" \
  41         "  <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \
  42         "  <property name=\"SocketMode\" type=\"u\" access=\"read\"/>\n" \
  43         "  <property name=\"Accept\" type=\"b\" access=\"read\"/>\n"    \
  44         "  <property name=\"KeepAlive\" type=\"b\" access=\"read\"/>\n" \
  45         "  <property name=\"Priority\" type=\"i\" access=\"read\"/>\n"  \
  46         "  <property name=\"ReceiveBuffer\" type=\"t\" access=\"read\"/>\n" \
  47         "  <property name=\"SendBuffer\" type=\"t\" access=\"read\"/>\n" \
  48         "  <property name=\"IPTOS\" type=\"i\" access=\"read\"/>\n"     \
  49         "  <property name=\"IPTTL\" type=\"i\" access=\"read\"/>\n"     \
  50         "  <property name=\"PipeSize\" type=\"t\" access=\"read\"/>\n"  \
  51         "  <property name=\"FreeBind\" type=\"b\" access=\"read\"/>\n"  \
  52         "  <property name=\"Transparent\" type=\"b\" access=\"read\"/>\n" \
  53         "  <property name=\"Broadcast\" type=\"b\" access=\"read\"/>\n" \
  54         "  <property name=\"PassCredentials\" type=\"b\" access=\"read\"/>\n" \
  55         "  <property name=\"Mark\" type=\"i\" access=\"read\"/>\n"      \
  56         "  <property name=\"MaxConnections\" type=\"u\" access=\"read\"/>\n" \
  57         "  <property name=\"NAccepted\" type=\"u\" access=\"read\"/>\n" \
  58         "  <property name=\"NConnections\" type=\"u\" access=\"read\"/>\n" \
  59         "  <property name=\"MessageQueueMaxMessages\" type=\"x\" access=\"read\"/>\n" \
  60         "  <property name=\"MessageQueueMessageSize\" type=\"x\" access=\"read\"/>\n" \
  61         " </interface>\n"                                               \
  62
  63 #define INTROSPECTION                                                   \
  64         DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE                       \
  65         "<node>\n"                                                      \
  66         BUS_UNIT_INTERFACE                                              \
  67         BUS_SOCKET_INTERFACE                                            \
  68         BUS_PROPERTIES_INTERFACE                                        \
  69         BUS_PEER_INTERFACE                                              \
  70         BUS_INTROSPECTABLE_INTERFACE                                    \
  71         "</node>\n"
  72
  73 #define INTERFACES_LIST                              \
  74         BUS_UNIT_INTERFACES_LIST                     \
  75         "org.freedesktop.systemd1.Socket\0"
  76
  77 const char bus_socket_interface[] _introspect_("Socket") = BUS_SOCKET_INTERFACE;
  78
  79 const char bus_socket_invalidating_properties[] =
  80         "ExecStartPre\0"
  81         "ExecStartPost\0"
  82         "ExecStopPre\0"
  83         "ExecStopPost\0"
  84         "ControlPID\0"
  85         "NAccepted\0"
  86         "NConnections\0";
  87
  88 static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_socket_append_bind_ipv6_only, socket_address_bind_ipv6_only, SocketAddressBindIPv6Only);
  89
  90 DBusHandlerResult bus_socket_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
  91
  92         const BusProperty properties[] = {
  93                 BUS_UNIT_PROPERTIES,
  94                 { "org.freedesktop.systemd1.Socket", "BindIPv6Only",   bus_socket_append_bind_ipv6_only, "s", &u->socket.bind_ipv6_only  },
  95                 { "org.freedesktop.systemd1.Socket", "Backlog",        bus_property_append_unsigned,     "u", &u->socket.backlog         },
  96                 { "org.freedesktop.systemd1.Socket", "TimeoutUSec",    bus_property_append_usec,         "t", &u->socket.timeout_usec    },
  97                 BUS_EXEC_COMMAND_PROPERTY("org.freedesktop.systemd1.Socket", u->service.exec_command[SOCKET_EXEC_START_PRE],  "ExecStartPre"),
  98                 BUS_EXEC_COMMAND_PROPERTY("org.freedesktop.systemd1.Socket", u->service.exec_command[SOCKET_EXEC_START_POST], "ExecStartPost"),
  99                 BUS_EXEC_COMMAND_PROPERTY("org.freedesktop.systemd1.Socket", u->service.exec_command[SOCKET_EXEC_STOP_PRE],   "ExecStopPre"),
 100                 BUS_EXEC_COMMAND_PROPERTY("org.freedesktop.systemd1.Socket", u->service.exec_command[SOCKET_EXEC_STOP_POST],  "ExecStopPost"),
 101                 BUS_EXEC_CONTEXT_PROPERTIES("org.freedesktop.systemd1.Socket", u->socket.exec_context),
 102                 { "org.freedesktop.systemd1.Socket", "ControlPID",     bus_property_append_pid,          "u", &u->socket.control_pid     },
 103                 { "org.freedesktop.systemd1.Socket", "BindToDevice",   bus_property_append_string,       "s", u->socket.bind_to_device   },
 104                 { "org.freedesktop.systemd1.Socket", "DirectoryMode",  bus_property_append_mode,         "u", &u->socket.directory_mode  },
 105                 { "org.freedesktop.systemd1.Socket", "SocketMode",     bus_property_append_mode,         "u", &u->socket.socket_mode     },
 106                 { "org.freedesktop.systemd1.Socket", "Accept",         bus_property_append_bool,         "b", &u->socket.accept          },
 107                 { "org.freedesktop.systemd1.Socket", "KeepAlive",      bus_property_append_bool,         "b", &u->socket.keep_alive      },
 108                 { "org.freedesktop.systemd1.Socket", "Priority",       bus_property_append_int,          "i", &u->socket.priority        },
 109                 { "org.freedesktop.systemd1.Socket", "ReceiveBuffer",  bus_property_append_size,         "t", &u->socket.receive_buffer  },
 110                 { "org.freedesktop.systemd1.Socket", "SendBuffer",     bus_property_append_size,         "t", &u->socket.send_buffer     },
 111                 { "org.freedesktop.systemd1.Socket", "IPTOS",          bus_property_append_int,          "i", &u->socket.ip_tos          },
 112                 { "org.freedesktop.systemd1.Socket", "IPTTL",          bus_property_append_int,          "i", &u->socket.ip_ttl          },
 113                 { "org.freedesktop.systemd1.Socket", "PipeSize",       bus_property_append_size,         "t", &u->socket.pipe_size       },
 114                 { "org.freedesktop.systemd1.Socket", "FreeBind",       bus_property_append_bool,         "b", &u->socket.free_bind       },
 115                 { "org.freedesktop.systemd1.Socket", "Transparent",    bus_property_append_bool,         "b", &u->socket.transparent     },
 116                 { "org.freedesktop.systemd1.Socket", "Broadcast",      bus_property_append_bool,         "b", &u->socket.broadcast       },
 117                 { "org.freedesktop.systemd1.Socket", "PassCredentials",bus_property_append_bool,         "b", &u->socket.pass_cred       },
 118                 { "org.freedesktop.systemd1.Socket", "Mark",           bus_property_append_int,          "i", &u->socket.mark            },
 119                 { "org.freedesktop.systemd1.Socket", "MaxConnections", bus_property_append_unsigned,     "u", &u->socket.max_connections },
 120                 { "org.freedesktop.systemd1.Socket", "NConnections",   bus_property_append_unsigned,     "u", &u->socket.n_connections   },
 121                 { "org.freedesktop.systemd1.Socket", "NAccepted",      bus_property_append_unsigned,     "u", &u->socket.n_accepted      },
 122                 { "org.freedesktop.systemd1.Socket", "MessageQueueMaxMessages", bus_property_append_long,"x", &u->socket.mq_maxmsg       },
 123                 { "org.freedesktop.systemd1.Socket", "MessageQueueMessageSize", bus_property_append_long,"x", &u->socket.mq_msgsize      },
 124                 { NULL, NULL, NULL, NULL, NULL }
 125         };
 126
 127         return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, properties);
 128 }